vs
6.0Display5.0
5.0Health tracking5.0
6.5Smart features6.5
6.1Build & durability8.2
Dimensions
Size comparison
Redmi Watch 3Redmi Watch 4
| Redmi Watch 3 | Redmi Watch 4 | Difference | |
|---|---|---|---|
| Height | 42.6 mm | 47.6 mm | −5 mm |
| Width | 36.6 mm | 41.1 mm | −4.5 mm |
| Thickness | 10 mm | 10.5 mm | −0.5 mm |
| Weight | 37 g | 32 g | +6 g |
Drawn to the same scale from the official dimensions (front and side).
Why is Redmi Watch 3 better than Redmi Watch 4?
- Pixel density341 ppi vs 302 ppi+13%
- Thickness10 mm vs 10.5 mm+5%
Why is Redmi Watch 4 better than Redmi Watch 3?
- Weight37 g vs 31.5 g+17%
- Screen size1.75″ vs 1.97″+13%
- Battery capacity289 mAh vs 470 mAh+63%
Specifications
Side by side
| Design & durability | ||
| Case size | 43 mm | 48 mm |
| Weight | 37 g | 31.5 g |
| Thickness | 10 mm | 10.5 mm |
| Height | 42.6 mm | 47.6 mm |
| Width | 36.6 mm | 41.1 mm |
| Case material | Plastic / polymer | Aluminium |
| Strap material | — | TPU |
| Water resistance | 5 ATM | 5 ATM |
| Water rating (maker) | — | 50 m / 5 bar / 5 ATM |
| Colours | Black, White | Black, White |
| Display | ||
| Screen size | 1.75″ | 1.97″ |
| Display technology | AMOLED | AMOLED |
| Panel | AMOLED | AMOLED |
| AMOLED / OLED display | Yes | Yes |
| Touchscreen | — | Yes |
| Resolution (width) | 390 px | 390 px |
| Resolution (height) | 450 px | 450 px |
| Pixel density | 341 ppi | 302 ppi |
| Peak brightness | 600 nits | 600 nits |
| Refresh rate | 60 Hz | 60 Hz |
| Battery | ||
| Battery life (smartwatch mode) | — | 20 days |
| Battery capacity | 289 mAh | 470 mAh |
| Battery type | Li-Ion | Li-Po |
| Health sensors | ||
| Optical heart rate | Yes | Yes |
| Blood oxygen (SpO2) | Yes | Yes |
| Sleep tracking | — | Yes |
| Sensors | Accelerometer, heart rate, compass, gyro, SpO2 | Accelerometer, heart rate, compass, gyro, SpO2 |
| Sports & navigation | ||
| Built-in GPS | Yes | Yes |
| Satellite systems | GLONASS, GALILEO, BDS, QZSS | GLONASS, GALILEO, BDS, QZSS |
| Compass | Yes | Yes |
| Connectivity | ||
| NFC payments | Yes | Yes |
| LTE (cellular) | No | No |
| eSIM | No | No |
| Bluetooth | 5.2 | 5.3 |
| Smart features | ||
| Speaker | Yes | Yes |
| Storage | — | 16 GB |
| Platform | ||
| Operating system | Proprietary OS | HyperOS |
| Platform | Proprietary | Proprietary |
| Works with | — | iOS, Android |
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